Year	% of GDP
1960	7.143066502901828
1961	9.699782238472661
1962	16.652461728719995
1963	11.143388925389969
1964	9.445217085036841
1965	10.846427285081072
1966	7.374222538326324
1967	9.626926699210626
1968	11.413939388831341
1969	11.884752677116344
1970	9.76470588235294
1971	9.50954698614751
1972	12.039445166883398
1973	14.471148970692626
1974	9.95897759545598
1975	12.890226732048356
1976	17.156723963599596
1977	13.482397364232037
1978	11.451418691531075
1979	9.770616308308103
1980	10.809440218451336
1981	6.217978928804902
1982	12.990637901959644
1983	10.469225416490428
1984	12.422022245228426
1985	10.561730249324121
1986	11.474688040987461
1987	4.9102668504134295
1988	4.74880003439991
1989	16.152844532102716
1990	16.933380042336246
1991	10.302538162303732
1992	11.798563086941313
1993	12.934707737670845
1994	17.628299489627565
1995	20.337668023994045
1996	17.342662808656495
1997	19.47023011954628
1998	20.18473161919124
1999	19.09052951316824
2000	24.20223673287104
2001	26.74978028927894
2002	28.18383129090553
2003	26.11279666121436
2004	24.450406546419543
2005	24.968767383722394
2006	25.337464463706063
2007	21.20367886985498
2008	17.5920524823738
2009	16.090696848699075
2010	20.7823061212898
2011	9.673504021249908
2012	-7.151414850759147
2013	-14.69293888878396
2014	-31.996573874551405
2015	-9.540454476184662
2016	-15.871279644858946
2017	-13.400699245664214
2018	-11.794718335107902
2019	-8.590670073298343
2020	-11.966489926997154
2021	-39.55771345005678